onsemi Small Signal NPN Bipolar Transistor 120 V, 50 mA, TO-92 Package KSC1845FTA

onsemi KSC1845FTA is a small signal NPN bipolar transistor designed for various electronic and industrial applications requiring moderate current and voltage handling capabilities. This transistor supports a maximum DC collector current of 50 mA and a maximum collector-emitter voltage of 120 V, packaged in a compact TO-92 form factor for easy through-hole mounting.

It features a minimum DC current gain (hFE) of 150 and a maximum power dissipation rating of 500 mW, making it suitable for switching and amplification in low power circuits.

The device operates efficiently up to a maximum frequency of 110 MHz, allowing it to be used in a range of signal processing applications in electronics, instrumentation, and control systems.

With a transistor polarity of NPN and a single transistor configuration, the KSC1845FTA is widely used in circuits requiring reliable switching and amplification.

The maximum operating temperature rating of 150°C enables robust performance even in moderately high-temperature environments, ensuring durability in industrial or laboratory settings.

This transistor features a TO-92 package for straightforward mounting on printed circuit boards. The maximum voltages include 120 V for collector-base (VCBO) and 5 V for emitter-base (VEBO), providing safe operating boundaries.

Its 3-pin design corresponds to standard bipolar transistor pins: collector, base, and emitter. The device dimensions are approximately height 21.77 mm, length 5.2 mm, and width 4.19 mm, suitable for compact electronic assemblies.

Typical industrial use cases include power management, signal amplification, switching circuits, and integration into electronic devices requiring reliable small signal transistors.

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